Product Description: Orange I (α-Naphthol Orange) is an organic azo dye used as a food dye[1].
Formula: C16H11N2NaO4S
References: [1]Hamai Sanyo, et al. Inclusion Complexes of Cyclodextrins with Methylene Blue and α-Naphthol Orange and Temperature Dependence of the Inclusion Complexation in Aqueous Solutions. BCSJ. 2002, Vol.75, No.1.